Holding(s) in Company

SMG PLC
09 August 2007



TR-1: Notifications of Major Interests in Shares

1. Identity of the issuer or the underlying issuer of existing shares to which
   voting rights are attached:                                                                      

   SMG plc

2. Reason for notification (yes/no)

   An acquisition or disposal of voting rights              Yes

   An acquisition or disposal of financial instruments
   which may result in the acquisition of shares           
   already issued to which voting rights are attached       No                                                

   An event changing the breakdown of voting rights         No
                                                             
   Other (please specify):______________                    No

3. Full name of person(s) subject to notification obligation:

   SVG Investment Managers

4. Full name of shareholder(s) (if different from 3):

   HSBC Bank plc; The Northern Trust Company; Chase Nominees Ltd; Chase 
   Nominees Ltd a/c CMBL

5. Date of transaction (and date on which the threshold is crossed or reached)
   
   7 August 2007

6. Date on which issuer notified:     

   8 August 2007         

7. Threshold(s)that is/are crossed or reached:                                                

   5%                                                               

8: Notified Details

A: Voting rights attached to shares

Class/type   Situation previous  Resulting situation after the triggering
of shares    to the triggering   transaction
             transaction

             No. of   No.of     No. of     No. of voting rights  Percentage of 
             shares   voting    shares                           voting rights          
                      rights                 
 
                                Direct     Direct    Indirect    Direct Indirect
GB0004325402                                none     15,613,510   none    4.93%
            


B: Financial Instruments

Resulting situation after the triggering transaction

Type of     Expiration  Exercise/    No. of voting rights that may   Percentage
financial   date        conversion   be acquired (if the instrument  of voting
instrument              period/date  exercised/converted)            rights


Total (A+B)

Number of voting rights                Percentage of voting rights
15,613,510                              4.93%

9. Chain of controlled undertakings through which the voting rights and /or the
   financial instruments are effectively held, if applicable:


Proxy Voting:
10. Name of proxy holder:

11. Number of voting rights proxy holder will cease to hold:

12. Date on which proxy holder will cease to hold voting rights:

13. Additional information:

14  Contact name:   

    Jane E A Tames, Company Secretary, SMG plc

15. Contact telephone name:     
    
    0141 300 3074






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